Right-click the cell that contains the field [Qty] , and click Add Total. This adds a sum of the quantity for each order to the totals row. In the empty cell to the left of Sum[Qty] , type the label  Order Total . You can add a background color to the totals row. Select the two sum cells and the label cell.
Ladder logic is the first in a series exploring different software programming methods how to choose the most appropriate model of computation based on system requirements and architecture. Future articles will cover textual, function block/data flow, state chart, and simulation and modeling methods.
The purpose of the language ladder is to provide language learners with the tools needed to express different functions of language in multiple contexts and situations.f we think about a function of language as one that serves a purpose we can see that much of what we see can be considered to be functional. Let's take the example of going to a dinner party. Arriving at the dinner party we may introduce ourselves, thank the host and ask where to put our coats.